48 lines
1.3 KiB
SQL
48 lines
1.3 KiB
SQL
-- ========================================
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-- 修复数据库中的文件路径
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-- ========================================
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-- 问题：文件路径中有重复的 /upload/upload/
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-- 解决：替换为正确的 /upload/
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USE study;
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-- 1. 查看需要修复的记录
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SELECT
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id,
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name,
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file_path AS '当前路径',
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REPLACE(file_path, '/profile/upload/upload/', '/profile/upload/') AS '修复后路径'
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FROM study_courseware
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WHERE file_path LIKE '/profile/upload/upload/%';
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-- 2. 备份原始数据（可选但推荐）
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CREATE TABLE IF NOT EXISTS study_courseware_backup_20251207 AS
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SELECT * FROM study_courseware
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WHERE file_path LIKE '/profile/upload/upload/%';
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-- 3. 执行修复
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UPDATE study_courseware
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SET file_path = REPLACE(file_path, '/profile/upload/upload/', '/profile/upload/')
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WHERE file_path LIKE '/profile/upload/upload/%';
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-- 4. 验证修复结果
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SELECT
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COUNT(*) AS '修复的记录数'
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FROM study_courseware
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WHERE file_path LIKE '/profile/upload/%'
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AND file_path NOT LIKE '/profile/upload/upload/%';
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-- 5. 检查是否还有问题记录
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SELECT
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id,
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name,
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file_path
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FROM study_courseware
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WHERE file_path LIKE '/profile/upload/upload/%';
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-- 如果上面的查询返回 0 条记录，说明修复成功！
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-- ========================================
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-- 完成！
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-- ========================================
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